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Nothosmyrnium Miq.

白苞芹属

Description from Flora of China

Macrochlaena Handel-Mazzetti.

Herbs, perennial. Taproot stout. Basal leaves petiolate, petioles sheathing; blade 1–3-pinnate or ternate-1–2-pinnate. Cauline leaves gradually reduced upwards, 1-pinnate or 3-lobed, smaller, sessile on expanded sheaths. Inflorescence branching; umbels compound, terminal and lateral; bracts and bracteoles present, entire, membranous; rays unequal; umbellules many-flowered; pedicels unequal. Calyx teeth obsolete. Petals white, oblong, broadly ovate or subcordate, base cuneate, apex scarcely incurved, outer petals slightly larger (radiant). Stylopodium conic; styles reflexed. Fruit ovoid, slightly dorsally compressed, constricted at the commissure; dorsal and intermediate ribs filiform, lateral ribs obscure, surface glabrous or pilose; vittae 1–2 or 3–6 in each furrow, 2 or 4–8 on commissure. Seed face plane or slightly concave. Carpophore 2-cleft to the base.

Two species: China; one species cultivated and adventive in Japan.

(Authors: Pu Fading (溥发鼎 Pu Fa-ting); Mark F. Watson)


 

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